#define BIGPOINT *BIGPOINT_TO_POINT
#define CHAR *CHAR_TO_PT
+
+#define INTERNAL_UNIT "pt"
+
#else // mm
#define PT *PT_TO_PT *PT_TO_MM
#define INCH *INCH_TO_PT *PT_TO_MM
#define BIGPOINT *BIGPOINT_TO_POINT *PT_TO_MM
#define CHAR *CHAR_TO_PT *PT_TO_MM
+#define INTERNAL_UNIT "mm"
#endif